1 /* crypto/crypto.h */
2 /* ====================================================================
3  * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *   notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *   notice, this list of conditions and the following disclaimer in
14  *   the documentation and/or other materials provided with the
15  *   distribution.
16  *
17  * 3. All advertising materials mentioning features or use of this
18  *   software must display the following acknowledgment:
19  *   "This product includes software developed by the OpenSSL Project
20  *   for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21  *
22  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23  *   endorse or promote products derived from this software without
24  *   prior written permission. For written permission, please contact
25  *   openssl-core@openssl.org.
26  *
27  * 5. Products derived from this software may not be called "OpenSSL"
28  *   nor may "OpenSSL" appear in their names without prior written
29  *   permission of the OpenSSL Project.
30  *
31  * 6. Redistributions of any form whatsoever must retain the following
32  *   acknowledgment:
33  *   "This product includes software developed by the OpenSSL Project
34  *   for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35  *
36  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47  * OF THE POSSIBILITY OF SUCH DAMAGE.
48  * ====================================================================
49  *
50  * This product includes cryptographic software written by Eric Young
51  * (eay@cryptsoft.com).  This product includes software written by Tim
52  * Hudson (tjh@cryptsoft.com).
53  *
54  */
55 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
56  * All rights reserved.
57  *
58  * This package is an SSL implementation written
59  * by Eric Young (eay@cryptsoft.com).
60  * The implementation was written so as to conform with Netscapes SSL.
61  *
62  * This library is free for commercial and non-commercial use as long as
63  * the following conditions are aheared to.  The following conditions
64  * apply to all code found in this distribution, be it the RC4, RSA,
65  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
66  * included with this distribution is covered by the same copyright terms
67  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
68  *
69  * Copyright remains Eric Young's, and as such any Copyright notices in
70  * the code are not to be removed.
71  * If this package is used in a product, Eric Young should be given attribution
72  * as the author of the parts of the library used.
73  * This can be in the form of a textual message at program startup or
74  * in documentation (online or textual) provided with the package.
75  *
76  * Redistribution and use in source and binary forms, with or without
77  * modification, are permitted provided that the following conditions
78  * are met:
79  * 1. Redistributions of source code must retain the copyright
80  *   notice, this list of conditions and the following disclaimer.
81  * 2. Redistributions in binary form must reproduce the above copyright
82  *   notice, this list of conditions and the following disclaimer in the
83  *   documentation and/or other materials provided with the distribution.
84  * 3. All advertising materials mentioning features or use of this software
85  *   must display the following acknowledgement:
86  *   "This product includes cryptographic software written by
87  *    Eric Young (eay@cryptsoft.com)"
88  *   The word 'cryptographic' can be left out if the rouines from the library
89  *   being used are not cryptographic related :-).
90  * 4. If you include any Windows specific code (or a derivative thereof) from
91  *   the apps directory (application code) you must include an acknowledgement:
92  *   "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
93  *
94  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
95  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
96  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
97  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
98  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
99  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
100  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
101  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
102  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
103  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
104  * SUCH DAMAGE.
105  *
106  * The licence and distribution terms for any publically available version or
107  * derivative of this code cannot be changed.  i.e. this code cannot simply be
108  * copied and put under another distribution licence
109  * [including the GNU Public Licence.]
110  */
111 /* ====================================================================
112  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113  * ECDH support in OpenSSL originally developed by
114  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115  */
116 
117 module deimos.openssl.crypto;
118 
119 import deimos.openssl._d_util;
120 
121 import core.stdc.stdlib;
122 
123 public import deimos.openssl.e_os2;
124 
125 version(OPENSSL_NO_FP_API) {} else {
126 import core.stdc.stdio;
127 }
128 
129 public import deimos.openssl.stack;
130 public import deimos.openssl.safestack;
131 public import deimos.openssl.opensslv;
132 public import deimos.openssl.types;
133 
134 version (CHARSET_EBCDIC) {
135 public import deimos.openssl.ebcdic;
136 }
137 
138 /* Resolve problems on some operating systems with symbol names that clash
139    one way or another */
140 public import deimos.openssl.symhacks;
141 
142 extern (C):
143 nothrow:
144 
145 alias OPENSSL_buf2hexstr = char* function(const ubyte*, long);
146 alias OPENSSL_hexstr2buf = ubyte* function(const char*, long*);
147 
148 /* Backward compatibility to SSLeay */
149 /* This is more to be used to check the correct DLL is being used
150  * in the MS world. */
151 alias OPENSSL_VERSION_NUMBER SSLEAY_VERSION_NUMBER;
152 enum SSLEAY_VERSION = 0;
153 /* enum SSLEAY_OPTIONS = 1; no longer supported */
154 enum SSLEAY_CFLAGS = 2;
155 enum SSLEAY_BUILT_ON = 3;
156 enum SSLEAY_PLATFORM = 4;
157 enum SSLEAY_DIR = 5;
158 
159 /* A generic structure to pass assorted data in a expandable way */
160 struct openssl_item_st {
161 	int code;
162 	void* value;		/* Not used for flag attributes */
163 	size_t value_size;	/* Max size of value for output, length for input */
164 	size_t* value_length;	/* Returned length of value for output */
165 	}
166 alias openssl_item_st OPENSSL_ITEM;
167 
168 
169 /* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
170  * names in cryptlib.c
171  */
172 
173 enum CRYPTO_LOCK_ERR = 1;
174 enum CRYPTO_LOCK_EX_DATA = 2;
175 enum CRYPTO_LOCK_X509 = 3;
176 enum CRYPTO_LOCK_X509_INFO = 4;
177 enum CRYPTO_LOCK_X509_PKEY = 5;
178 enum CRYPTO_LOCK_X509_CRL = 6;
179 enum CRYPTO_LOCK_X509_REQ = 7;
180 enum CRYPTO_LOCK_DSA = 8;
181 enum CRYPTO_LOCK_RSA = 9;
182 enum CRYPTO_LOCK_EVP_PKEY = 10;
183 enum CRYPTO_LOCK_X509_STORE = 11;
184 enum CRYPTO_LOCK_SSL_CTX = 12;
185 enum CRYPTO_LOCK_SSL_CERT = 13;
186 enum CRYPTO_LOCK_SSL_SESSION = 14;
187 enum CRYPTO_LOCK_SSL_SESS_CERT = 15;
188 enum CRYPTO_LOCK_SSL = 16;
189 enum CRYPTO_LOCK_SSL_METHOD = 17;
190 enum CRYPTO_LOCK_RAND = 18;
191 enum CRYPTO_LOCK_RAND2 = 19;
192 enum CRYPTO_LOCK_MALLOC = 20;
193 enum CRYPTO_LOCK_BIO = 21;
194 enum CRYPTO_LOCK_GETHOSTBYNAME = 22;
195 enum CRYPTO_LOCK_GETSERVBYNAME = 23;
196 enum CRYPTO_LOCK_READDIR = 24;
197 enum CRYPTO_LOCK_RSA_BLINDING = 25;
198 enum CRYPTO_LOCK_DH = 26;
199 enum CRYPTO_LOCK_MALLOC2 = 27;
200 enum CRYPTO_LOCK_DSO = 28;
201 enum CRYPTO_LOCK_DYNLOCK = 29;
202 enum CRYPTO_LOCK_ENGINE = 30;
203 enum CRYPTO_LOCK_UI = 31;
204 enum CRYPTO_LOCK_ECDSA = 32;
205 enum CRYPTO_LOCK_EC = 33;
206 enum CRYPTO_LOCK_ECDH = 34;
207 enum CRYPTO_LOCK_BN = 35;
208 enum CRYPTO_LOCK_EC_PRE_COMP = 36;
209 enum CRYPTO_LOCK_STORE = 37;
210 enum CRYPTO_LOCK_COMP = 38;
211 enum CRYPTO_LOCK_FIPS = 39;
212 enum CRYPTO_LOCK_FIPS2 = 40;
213 enum CRYPTO_NUM_LOCKS = 41;
214 
215 enum CRYPTO_LOCK = 1;
216 enum CRYPTO_UNLOCK = 2;
217 enum CRYPTO_READ = 4;
218 enum CRYPTO_WRITE = 8;
219 
220 version (OPENSSL_NO_LOCKING) {
221 	void CRYPTO_w_lock()(int type) {}
222 	void CRYPTO_w_unlock()(int type) {}
223 	void CRYPTO_r_lock()(int type) {}
224 	void CRYPTO_r_unlock()(int type) {}
225 	void CRYPTO_add()(int* addr, int amount, int type) { *addr += amount; }
226 } else {
227 	void CRYPTO_w_lock(string file = __FILE__, size_t line = __LINE__)(int type) {
228 		CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,file.ptr,line);
229 	}
230 	void CRYPTO_w_unlock(string file = __FILE__, size_t line = __LINE__)(int type) {
231 		CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,file.ptr,line);
232 	}
233 	void CRYPTO_r_lock(string file = __FILE__, size_t line = __LINE__)(int type) {
234 		CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,file.ptr,line);
235 	}
236 	void CRYPTO_r_unlock(string file = __FILE__, size_t line = __LINE__)(int type) {
237 		CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,file.ptr,line);
238 	}
239 	void CRYPTO_add(string file = __FILE__, size_t line = __LINE__)(int* addr, int amount, int type) {
240 		CRYPTO_add_lock(addr,amount,type,file.ptr,line);
241 	}
242 }
243 
244 /* Some applications as well as some parts of OpenSSL need to allocate
245    and deallocate locks in a dynamic fashion.  The following typedef
246    makes this possible in a type-safe manner.  */
247 /* CRYPTO_dynlock_value has to be defined by the application. */
248 // FIXME: struct CRYPTO_dynlock_value;
249 struct CRYPTO_dynlock
250 	{
251 	int references;
252 	CRYPTO_dynlock_value* data;
253 	}
254 
255 
256 /* The following can be used to detect memory leaks in the SSLeay library.
257  * It used, it turns on malloc checking */
258 
259 enum CRYPTO_MEM_CHECK_OFF = 0x0;	/* an enume */
260 enum CRYPTO_MEM_CHECK_ON = 0x1;	/* a bit */
261 enum CRYPTO_MEM_CHECK_ENABLE = 0x2;	/* a bit */
262 enum CRYPTO_MEM_CHECK_DISABLE = 0x3;	/* an enume */
263 
264 /* The following are bit values to turn on or off options connected to the
265  * malloc checking functionality */
266 
267 /* Adds time to the memory checking information */
268 enum V_CRYPTO_MDEBUG_TIME = 0x1; /* a bit */
269 /* Adds thread number to the memory checking information */
270 enum V_CRYPTO_MDEBUG_THREAD = 0x2; /* a bit */
271 
272 enum V_CRYPTO_MDEBUG_ALL = (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD);
273 
274 
275 /* predec of the BIO type */
276 import deimos.openssl.bio; /*struct bio_st;*/
277 alias bio_st BIO_dummy;
278 
279 struct crypto_ex_data_st
280 	{
281 	STACK_OF!() *sk;
282 	int dummy; /* gcc is screwing up this data structure :-( */
283 	};
284 /+mixin DECLARE_STACK_OF!();+/
285 
286 /* This stuff is basically class callback functions
287  * The current classes are SSL_CTX, SSL, SSL_SESSION, and a few more */
288 
289 struct crypto_ex_data_func_st {
290 	c_long argl;	/* Arbitary c_long */
291 	void* argp;	/* Arbitary void* */
292 	CRYPTO_EX_new* new_func;
293 	CRYPTO_EX_free* free_func;
294 	CRYPTO_EX_dup* dup_func;
295 	}
296 alias crypto_ex_data_func_st CRYPTO_EX_DATA_FUNCS;
297 
298 /+mixin DECLARE_STACK_OF!(CRYPTO_EX_DATA_FUNCS);+/
299 
300 /* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
301  * entry.
302  */
303 
304 enum CRYPTO_EX_INDEX_BIO = 0;
305 enum CRYPTO_EX_INDEX_SSL = 1;
306 enum CRYPTO_EX_INDEX_SSL_CTX = 2;
307 enum CRYPTO_EX_INDEX_SSL_SESSION = 3;
308 enum CRYPTO_EX_INDEX_X509_STORE = 4;
309 enum CRYPTO_EX_INDEX_X509_STORE_CTX = 5;
310 enum CRYPTO_EX_INDEX_RSA = 6;
311 enum CRYPTO_EX_INDEX_DSA = 7;
312 enum CRYPTO_EX_INDEX_DH = 8;
313 enum CRYPTO_EX_INDEX_ENGINE = 9;
314 enum CRYPTO_EX_INDEX_X509 = 10;
315 enum CRYPTO_EX_INDEX_UI = 11;
316 enum CRYPTO_EX_INDEX_ECDSA = 12;
317 enum CRYPTO_EX_INDEX_ECDH = 13;
318 enum CRYPTO_EX_INDEX_COMP = 14;
319 enum CRYPTO_EX_INDEX_STORE = 15;
320 
321 /* Dynamically assigned indexes start from this value (don't use directly, use
322  * via CRYPTO_ex_data_new_class). */
323 enum CRYPTO_EX_INDEX_USER = 100;
324 
325 
326 /* This is the default callbacks, but we can have others as well:
327  * this is needed in Win32 where the application malloc and the
328  * library malloc may not be the same.
329  */
330 void CRYPTO_malloc_init()() {
331 	CRYPTO_set_mem_functions(&malloc, &realloc, &free);
332 }
333 
334 /+#if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
335 # ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
336 #  define CRYPTO_MDEBUG
337 # endif
338 #endif+/
339 
340 /* Set standard debugging functions (not done by default
341  * unless CRYPTO_MDEBUG is defined) */
342 void CRYPTO_malloc_debug_init()() {
343 	CRYPTO_set_mem_debug_functions(&CRYPTO_dbg_malloc, &CRYPTO_dbg_realloc,
344 		&CRYPTO_dbg_free, &CRYPTO_dbg_set_options, &CRYPTO_dbg_get_options);
345 }
346 
347 int CRYPTO_mem_ctrl(int mode);
348 int CRYPTO_is_mem_check_on();
349 
350 /* for applications */
351 int MemCheck_start()() { return CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); }
352 int MemCheck_stop()(){ return CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF); }
353 
354 /* for library-internal use */
355 int MemCheck_on()() { return CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE); }
356 int MemCheck_off()() { return CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE); }
357 alias CRYPTO_is_mem_check_on is_MemCheck_on;
358 
359 auto OPENSSL_malloc(string file = __FILE__, size_t line = __LINE__)(int num) {
360 	return CRYPTO_malloc(num,file.ptr,line);
361 }
362 auto OPENSSL_strdup(string file = __FILE__, size_t line = __LINE__)(const(char)* str) {
363 	return CRYPTO_strdup(str,file.ptr,line);
364 }
365 auto OPENSSL_realloc(string file = __FILE__, size_t line = __LINE__)(void* addr, int num) {
366 	return CRYPTO_realloc(addr,num,file.ptr,line);
367 }
368 auto OPENSSL_realloc_clean(string file = __FILE__, size_t line = __LINE__)(void* addr,int old_num,int num) {
369 	CRYPTO_realloc_clean(addr,old_num,num,file.ptr,line);
370 }
371 auto OPENSSL_remalloc(string file = __FILE__, size_t line = __LINE__)(void** addr, int num) {
372 	return CRYPTO_remalloc(cast(char**)addr,num,file.ptr,line);
373 }
374 alias CRYPTO_free OPENSSL_freeFunc;
375 alias CRYPTO_free OPENSSL_free;
376 
377 auto OPENSSL_malloc_locked(string file = __FILE__, size_t line = __LINE__)(int num) {
378 	return CRYPTO_malloc_locked(num, file.ptr, line);
379 }
380 alias CRYPTO_free_locked OPENSSL_free_locked;
381 
382 
383 const(char)* SSLeay_version(int type);
384 c_ulong SSLeay();
385 
386 int OPENSSL_issetugid();
387 
388 /* An opaque type representing an implementation of "ex_data" support */
389 struct st_CRYPTO_EX_DATA_IMPL;
390 alias st_CRYPTO_EX_DATA_IMPL CRYPTO_EX_DATA_IMPL;
391 /* Return an opaque pointer to the current "ex_data" implementation */
392 const(CRYPTO_EX_DATA_IMPL)* CRYPTO_get_ex_data_implementation();
393 /* Sets the "ex_data" implementation to be used (if it's not too late) */
394 int CRYPTO_set_ex_data_implementation(const(CRYPTO_EX_DATA_IMPL)* i);
395 /* Get a new "ex_data" class, and return the corresponding "class_index" */
396 int CRYPTO_ex_data_new_class();
397 /* Within a given class, get/register a new index */
398 int CRYPTO_get_ex_new_index(int class_index, c_long argl, void* argp,
399 		CRYPTO_EX_new* new_func, CRYPTO_EX_dup* dup_func,
400 		CRYPTO_EX_free* free_func);
401 static if (OPENSSL_VERSION_AT_LEAST(1, 1, 0))
402 {
403 	/* No longer use an index. */
404 	int CRYPTO_free_ex_index(int class_index, int idx);
405 }
406 /* Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a given
407  * class (invokes whatever per-class callbacks are applicable) */
408 int CRYPTO_new_ex_data(int class_index, void* obj, CRYPTO_EX_DATA* ad);
409 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA* to,
410 		CRYPTO_EX_DATA* from);
411 void CRYPTO_free_ex_data(int class_index, void* obj, CRYPTO_EX_DATA* ad);
412 /* Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular index
413  * (relative to the class type involved) */
414 int CRYPTO_set_ex_data(CRYPTO_EX_DATA* ad, int idx, void* val);
415 void* CRYPTO_get_ex_data(const(CRYPTO_EX_DATA)* ad,int idx);
416 
417 int CRYPTO_get_new_lockid(char* name);
418 
419 void CRYPTO_lock(int mode, int type,const(char)* file,int line);
420 
421 /* Don't use this structure directly. */
422 struct crypto_threadid_st {
423 	void* ptr;
424 	c_ulong val;
425 	}
426 alias crypto_threadid_st CRYPTO_THREADID;
427 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
428 void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID* id, c_ulong val);
429 void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID* id, void* ptr);
430 int CRYPTO_THREADID_set_callback(ExternC!(void function(CRYPTO_THREADID*)) threadid_func);
431 ExternC!(void function(CRYPTO_THREADID*)) CRYPTO_THREADID_get_callback();
432 void CRYPTO_THREADID_current(CRYPTO_THREADID* id);
433 int CRYPTO_THREADID_cmp(const(CRYPTO_THREADID)* a, const(CRYPTO_THREADID)* b);
434 void CRYPTO_THREADID_cpy(CRYPTO_THREADID* dest, const(CRYPTO_THREADID)* src);
435 c_ulong CRYPTO_THREADID_hash(const(CRYPTO_THREADID)* id);
436 version(OPENSSL_NO_DEPRECATED) {} else {
437 void CRYPTO_set_id_callback(ExternC!(c_ulong function()) func);
438 ExternC!(c_ulong function()) CRYPTO_get_id_callback();
439 c_ulong CRYPTO_thread_id();
440 }
441 
442 const(char)* CRYPTO_get_lock_name(int type);
443 int CRYPTO_add_lock(int* pointer,int amount,int type, const(char)* file,
444 		    int line);
445 
446 int CRYPTO_get_new_dynlockid();
447 void CRYPTO_destroy_dynlockid(int i);
448 struct CRYPTO_dynlock_value;
449 CRYPTO_dynlock_value* CRYPTO_get_dynlock_value(int i);
450 
451 /* CRYPTO_set_mem_functions includes CRYPTO_set_locked_mem_functions --
452  * call the latter last if you need different functions */
453 int CRYPTO_set_mem_functions(ExternC!(void* function(size_t)) m,ExternC!(void* function(void*,size_t)) r, ExternC!(void function(void*)) f);
454 int CRYPTO_set_locked_mem_functions(ExternC!(void* function(size_t)) m, ExternC!(void function(void*)) free_func);
455 int CRYPTO_set_mem_ex_functions(ExternC!(void* function(size_t,const(char)*,int)) m,
456                                 ExternC!(void* function(void*,size_t,const(char)*,int)) r,
457                                 ExternC!(void function(void*)) f);
458 int CRYPTO_set_locked_mem_ex_functions(ExternC!(void* function(size_t,const(char)*,int)) m,
459                                        ExternC!(void function(void*)) free_func);
460 int CRYPTO_set_mem_debug_functions(ExternC!(void function(void*,int,const(char)*,int,int)) m,
461 				   ExternC!(void function(void*,void*,int,const(char)*,int,int)) r,
462 				   ExternC!(void function(void*,int)) f,
463 				   ExternC!(void function(c_long)) so,
464 				   ExternC!(c_long function()) go);
465 void CRYPTO_get_mem_functions(ExternC!(void* function(size_t))* m,ExternC!(void* function(void*, size_t))* r, ExternC!(void function(void*))* f);
466 void CRYPTO_get_locked_mem_functions(ExternC!(void* function(size_t))* m, ExternC!(void function(void*))* f);
467 void CRYPTO_get_mem_ex_functions(ExternC!(void* function(size_t,const(char)*,int))* m,
468                                  ExternC!(void* function(void*, size_t,const(char)*,int))* r,
469                                  ExternC!(void function(void*))* f);
470 void CRYPTO_get_locked_mem_ex_functions(ExternC!(void* function(size_t,const(char)*,int))* m,
471                                         ExternC!(void function(void*))* f);
472 void CRYPTO_get_mem_debug_functions(ExternC!(void function(void*,int,const(char)*,int,int))* m,
473 				    ExternC!(void function(void*,void*,int,const(char)*,int,int))* r,
474 				    ExternC!(void function(void*,int))* f,
475 				    ExternC!(void function(c_long))* so,
476 				    ExternC!(c_long function())* go);
477 
478 void* CRYPTO_malloc_locked(int num, const(char)* file, int line);
479 void CRYPTO_free_locked(void* ptr);
480 void* CRYPTO_malloc(int num, const(char)* file, int line);
481 char* CRYPTO_strdup(const(char)* str, const(char)* file, int line);
482 void CRYPTO_free(void* ptr);
483 void* CRYPTO_realloc(void* addr,int num, const(char)* file, int line);
484 void* CRYPTO_realloc_clean(void* addr,int old_num,int num,const(char)* file,
485 			   int line);
486 void* CRYPTO_remalloc(void* addr,int num, const(char)* file, int line);
487 
488 void OPENSSL_cleanse(void* ptr, size_t len);
489 
490 void CRYPTO_set_mem_debug_options(c_long bits);
491 c_long CRYPTO_get_mem_debug_options();
492 
493 auto CRYPTO_push_info(string file = __FILE__, size_t line = __LINE__)(const(char)* info) {
494 	return CRYPTO_push_info_(info, file.ptr, line);
495 }
496 int CRYPTO_push_info_(const(char)* info, const(char)* file, int line);
497 int CRYPTO_pop_info();
498 int CRYPTO_remove_all_info();
499 
500 
501 /* Default debugging functions (enabled by CRYPTO_malloc_debug_init() macro;
502  * used as default in CRYPTO_MDEBUG compilations): */
503 /* The last argument has the following significance:
504  *
505  * 0:	called before the actual memory allocation has taken place
506  * 1:	called after the actual memory allocation has taken place
507  */
508 void CRYPTO_dbg_malloc(void* addr,int num,const(char)* file,int line,int before_p);
509 void CRYPTO_dbg_realloc(void* addr1,void* addr2,int num,const(char)* file,int line,int before_p);
510 void CRYPTO_dbg_free(void* addr,int before_p);
511 /* Tell the debugging code about options.  By default, the following values
512  * apply:
513  *
514  * 0:                           Clear all options.
515  * V_CRYPTO_MDEBUG_TIME (1):    Set the "Show Time" option.
516  * V_CRYPTO_MDEBUG_THREAD (2):  Set the "Show Thread Number" option.
517  * V_CRYPTO_MDEBUG_ALL (3):     1 + 2
518  */
519 void CRYPTO_dbg_set_options(c_long bits);
520 c_long CRYPTO_dbg_get_options();
521 
522 
523 version(OPENSSL_NO_FP_API) {} else {
524 void CRYPTO_mem_leaks_fp(FILE*);
525 }
526 void CRYPTO_mem_leaks(bio_st* bio);
527 /* c_ulong order, char* file, int line, int num_bytes, char* addr */
528 alias typeof(*(void* function (c_ulong, const(char)*, int, int, void*)).init) CRYPTO_MEM_LEAK_CB;
529 void CRYPTO_mem_leaks_cb(CRYPTO_MEM_LEAK_CB* cb);
530 
531 /* die if we have to */
532 void OpenSSLDie(const(char)* file,int line,const(char)* assertion);
533 void OPENSSL_assert(string file = __FILE__, size_t line = __LINE__)(int e) {
534 	if (!e) OpenSSLDie(file.ptr, line, "assertion failed"); // No good way to translate.
535 }
536 
537 c_ulong* OPENSSL_ia32cap_loc();
538 auto OPENSSL_ia32cap()(){ return* OPENSSL_ia32cap_loc(); }
539 int OPENSSL_isservice();
540 
541 int FIPS_mode();
542 int FIPS_mode_set(int r);
543 
544 void OPENSSL_init();
545 
546 /+ // TODO: only needed for implementation
547 #define fips_md_init(alg) fips_md_init_ctx(alg, alg)
548 
549 #ifdef OPENSSL_FIPS
550 #define fips_md_init_ctx(alg, cx) \
551 	int alg##_Init(cx##_CTX *c) \
552 	{ \
553 	if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
554 		"Low level API call to digest " #alg " forbidden in FIPS mode!"); \
555 	return private_##alg##_Init(c); \
556 	} \
557 	int private_##alg##_Init(cx##_CTX *c)
558 
559 #define fips_cipher_abort(alg) \
560 	if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
561 		"Low level API call to cipher " #alg " forbidden in FIPS mode!")
562 
563 #else
564 #define fips_md_init_ctx(alg, cx) \
565 	int alg##_Init(cx##_CTX *c)
566 #define fips_cipher_abort(alg) while(0)
567 #endif
568 +/
569 
570 /* CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal. It
571  * takes an amount of time dependent on |len|, but independent of the contents
572  * of |a| and |b|. Unlike memcmp, it cannot be used to put elements into a
573  * defined order as the return value when a != b is undefined, other than to be
574  * non-zero. */
575 int CRYPTO_memcmp(const(void)* a, const(void)* b, size_t len);
576 
577 /* BEGIN ERROR CODES */
578 /* The following lines are auto generated by the script mkerr.pl. Any changes
579  * made after this point may be overwritten when the script is next run.
580  */
581 void ERR_load_CRYPTO_strings();
582 
583 /* Error codes for the CRYPTO functions. */
584 
585 /* Function codes. */
586 enum CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX = 100;
587 enum CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID = 103;
588 enum CRYPTO_F_CRYPTO_GET_NEW_LOCKID = 101;
589 enum CRYPTO_F_CRYPTO_SET_EX_DATA = 102;
590 enum CRYPTO_F_DEF_ADD_INDEX = 104;
591 enum CRYPTO_F_DEF_GET_CLASS = 105;
592 enum CRYPTO_F_FIPS_MODE_SET = 109;
593 enum CRYPTO_F_GET_AND_LOCK  = 113;
594 enum CRYPTO_F_INT_DUP_EX_DATA = 106;
595 enum CRYPTO_F_INT_FREE_EX_DATA = 107;
596 enum CRYPTO_F_INT_NEW_EX_DATA = 108;
597 
598 /* Reason codes. */
599 enum CRYPTO_R_FIPS_MODE_NOT_SUPPORTED = 101;
600 enum CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK = 100;